Castrillo de Onielo Postal Codes: 34219 | El Cerrato, Palencia, Castilla y León

Key Facts

Castrillo de Onielo is a municipality located in the province of Palencia, within the autonomous community of Castilla y León, Spain. Situated in the comarca of El Cerrato, it lies in the central-northern part of the Iberian Peninsula, characterized by the rolling plains and agricultural landscapes typical of the region. The municipality covers an area of approximately 53 square kilometers and has a population of around 100 inhabitants, reflecting the rural and sparsely populated nature of much of inland Spain. As a municipality, it is the smallest administrative division in Spain with its own local council, and it contains the main settlement of Castrillo de Onielo itself, along with any associated smaller hamlets or rural areas within its jurisdiction. The area's economy is primarily based on agriculture, particularly cereal crops and livestock farming, which have shaped the landscape and community for centuries. For those seeking detailed local information, accessing postal code data for Castrillo de Onielo and its immediate surroundings can facilitate mail delivery and administrative processes within this specific municipality.

Neighboring Regions

• Baltanás
• Hornillos de Cerrato
• Antigüedad
• Cevico Navero
• Villaconancio